Malware Analysis Report

2024-12-01 02:55

Sample ID 241108-1z1rmstlbn
Target c04ad1ace545608ede3e4aa5e7e39e8d775158ac0327a59b2b4b44057f1f645b.bin
SHA256 c04ad1ace545608ede3e4aa5e7e39e8d775158ac0327a59b2b4b44057f1f645b
Tags
octo banker collection credential_access discovery evasion impact infostealer persistence rat stealth trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Mobile Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

c04ad1ace545608ede3e4aa5e7e39e8d775158ac0327a59b2b4b44057f1f645b

Threat Level: Known bad

The file c04ad1ace545608ede3e4aa5e7e39e8d775158ac0327a59b2b4b44057f1f645b.bin was found to be: Known bad.

Malicious Activity Summary

octo banker collection credential_access discovery evasion impact infostealer persistence rat stealth trojan

Octo payload

Octo

Octo family

Removes its main activity from the application launcher

Loads dropped Dex/Jar

Makes use of the framework's Accessibility service

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

Queries the phone number (MSISDN for GSM devices)

Reads information about phone network operator.

Requests accessing notifications (often used to intercept notifications before users become aware).

Declares services with permission to bind to the system

Performs UI accessibility actions on behalf of the user

Queries the mobile country code (MCC)

Declares broadcast receivers with permission to handle system events

Requests disabling of battery optimizations (often used to enable hiding in the background).

Acquires the wake lock

Makes use of the framework's foreground persistence service

Queries the unique device ID (IMEI, MEID, IMSI)

Requests dangerous framework permissions

Requests modifying system settings.

Registers a broadcast receiver at runtime (usually for listening for system events)

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 22:05

Signatures

Declares broadcast receivers with permission to handle system events

Description Indicator Process Target
Required by device admin receivers to bind with the system. Allows apps to manage device administration features. android.permission.BIND_DEVICE_ADMIN N/A N/A

Declares services with permission to bind to the system

Description Indicator Process Target
Required by accessibility services to bind with the system. Allows apps to access accessibility features. android.permission.BIND_ACCESSIBILITY_SERVICE N/A N/A
Required by notification listener services to bind with the system. Allows apps to listen to and interact with notifications on the device. android.permission.BIND_NOTIFICATION_LISTENER_SERVICE N/A N/A

Requests dangerous framework permissions

Description Indicator Process Target
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Allows an application to read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an app to post notifications. android.permission.POST_NOTIFICATIONS N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to send SMS messages. android.permission.SEND_SMS N/A N/A
Allows an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call. android.permission.CALL_PHONE N/A N/A
Allows an application to read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A
Allows applications to use exact alarm APIs. android.permission.SCHEDULE_EXACT_ALARM N/A N/A
Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. android.permission.READ_PHONE_STATE N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 22:05

Reported

2024-11-08 22:08

Platform

android-x86-arm-20240910-en

Max time kernel

149s

Max time network

155s

Command Line

com.byhot89

Signatures

Octo

banker trojan infostealer rat octo

Octo family

octo

Octo payload

Description Indicator Process Target
N/A N/A N/A N/A

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.byhot89/cache/qhapladnqksdgk N/A N/A
N/A /data/user/0/com.byhot89/cache/qhapladnqksdgk N/A N/A

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

banker discovery

Queries the phone number (MSISDN for GSM devices)

discovery

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Makes use of the framework's foreground persistence service

evasion persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.setServiceForeground N/A N/A

Performs UI accessibility actions on behalf of the user

evasion
Description Indicator Process Target
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A

Queries the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone N/A N/A

Queries the unique device ID (IMEI, MEID, IMSI)

discovery

Reads information about phone network operator.

discovery

Requests accessing notifications (often used to intercept notifications before users become aware).

collection credential_access
Description Indicator Process Target
Intent action android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS N/A N/A

Requests disabling of battery optimizations (often used to enable hiding in the background).

evasion
Description Indicator Process Target
Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS N/A N/A

Requests modifying system settings.

evasion
Description Indicator Process Target
Intent action android.settings.action.MANAGE_WRITE_SETTINGS N/A N/A

Registers a broadcast receiver at runtime (usually for listening for system events)

persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.registerReceiver N/A N/A

Uses Crypto APIs (Might try to encrypt user data)

impact
Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Processes

com.byhot89

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 mal1fukizmirli.com udp
GB 216.58.212.238:443 tcp
GB 216.58.212.238:443 tcp
GB 216.58.212.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.14:443 android.apis.google.com tcp
US 1.1.1.1:53 mal1fukizmirli.com udp
US 1.1.1.1:53 mal1fukizmirli.com udp
US 1.1.1.1:53 malkafaniskm.com udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 fukiyibartiyom2.com udp
US 1.1.1.1:53 malkafali222.com udp
US 1.1.1.1:53 oyunbaimlisi35.com udp
RU 193.143.1.4:443 malkafaniskm.com tcp
RU 193.143.1.4:443 malkafaniskm.com tcp
RU 193.143.1.4:443 malkafaniskm.com tcp
GB 172.217.169.74:443 semanticlocation-pa.googleapis.com tcp
RU 193.143.1.4:443 malkafaniskm.com tcp
RU 193.143.1.4:443 malkafaniskm.com tcp
RU 193.143.1.4:443 malkafaniskm.com tcp
GB 172.217.16.228:80 tcp
GB 172.217.16.228:443 tcp
GB 142.250.200.35:80 tcp

Files

/data/data/com.byhot89/cache/qhapladnqksdgk

MD5 af12ef32b353514d15bec19864614265
SHA1 a79d6ae9c7158328adfd3cfe9b4e534e15ea27f8
SHA256 25d639f60571314cfc3ab6e6763bcbb34c77e3ae1ff1c3b8bdd73eee06d1fe4f
SHA512 f03ca8ddbf0cef6952dbcc4a6821573c1654c42b7c5de2b3357dca3da8e03ef08f6c7b340454b4e22fe01450c0f88d3c67147a1372b57eb5439452d4330a5f64

/data/data/com.byhot89/kl.txt

MD5 b68d4326cb783c1a88d0945b4496728d
SHA1 6614beef4c584c7c3f0574bc34203cc9e9d259a1
SHA256 067aaafe09b9d1aba6f7e27df5e7c42a6e9971a49fb6360f9ef07de10d91483f
SHA512 e10e6987859f7348fb53b2f9085de1a7d33ffd4efa97ff31da450b68ad4e6cdb798e3dd592978c8d8dae0ee2415d199c454694bbd67523590406106d90f2be80

/data/data/com.byhot89/kl.txt

MD5 c83110a858d1e572eaee1ea0bae49071
SHA1 239aab7a0dd5ba39751d872ef2405265278697ef
SHA256 4162b73bdf169e4036d831b7b7f8c62d943828aa307373e01bc46050335111ec
SHA512 832e6b682096d9794c86233aff88e843eed0bd109c825ea18f52ccb9b424f1d5edd07a5cbed501785bf9b00b1dc0ccc447f1cce244fbfe155ea0af8232187c6d

/data/data/com.byhot89/kl.txt

MD5 ac2ba96aa04d9979dc222b23761973e2
SHA1 8a26b41aabdd6494cd89e5863005c97c6c77b949
SHA256 dd82597661dbfee2f462a1c4b89852c294075f11a07faa0f74aea768d4ef5f2c
SHA512 dc802bc61121b944e703da7996649581fb75f083dcc247364147bb79aea50d14f5d3a700c5cf52253fc9662c12c68422d510eedf7736392235328aa23c59e776

/data/data/com.byhot89/kl.txt

MD5 dfc51989acaa20e7331ce30e206ea799
SHA1 8bef10c60aefb85ce0aed21e8d7d0faeb05c9db0
SHA256 3e3bc446be25ebec4ebbaf73ce4314b1eaab692ade4fb6a661b1a553298ab548
SHA512 6eea43912ba2cc43ea2d45c56fcd55d96ce65bfc13adcad339f08b595697d3249cdb8cf9c8d29938ad213f2fe59a0c209d1d4d91426e5937ee5343b54730a3e4

/data/data/com.byhot89/kl.txt

MD5 07f4d25264eef8683cf4d0e0f851e85b
SHA1 24c65cf011117582edf5157201f64e159a346842
SHA256 1a0e761d0cfc809ce6fc4935ab907b4a0d737d6fceaff7826e205fb0d994ccdb
SHA512 9b960e80ba8596f31d422fa90d48f1e70712ac39fd2548e3ed611aa9126613d9f6c707553494a460ae68fd632f180e7dad71364c158e24ca3c99d689a70b3d1b

/data/data/com.byhot89/cache/oat/qhapladnqksdgk.cur.prof

MD5 e2e7a626de7b01526d764c17d18f831e
SHA1 3c3da988da33c01c43c02002c105db4660edf0b3
SHA256 fdb76b7c0380ce2a1c21f1b37a93b525d7bc0c85261090b64dd35249c923d68f
SHA512 a2826c7922c292e5a699d15b0a3f765a6a2630f28be4e49ac989da267b7de18aeecce53397d0c057f5fd8aa814b47942c5889fb765e7cb29eea3241da7c70d6a

/data/data/com.byhot89/.qcom.byhot89

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-08 22:05

Reported

2024-11-08 22:08

Platform

android-x64-20240910-en

Max time kernel

149s

Max time network

134s

Command Line

com.byhot89

Signatures

Octo

banker trojan infostealer rat octo

Octo family

octo

Octo payload

Description Indicator Process Target
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.byhot89/cache/qhapladnqksdgk N/A N/A
N/A /data/user/0/com.byhot89/cache/qhapladnqksdgk N/A N/A

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

banker discovery

Queries the phone number (MSISDN for GSM devices)

discovery

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Makes use of the framework's foreground persistence service

evasion persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.setServiceForeground N/A N/A

Performs UI accessibility actions on behalf of the user

evasion
Description Indicator Process Target
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A

Queries the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone N/A N/A

Reads information about phone network operator.

discovery

Registers a broadcast receiver at runtime (usually for listening for system events)

persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.registerReceiver N/A N/A

Uses Crypto APIs (Might try to encrypt user data)

impact
Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Processes

com.byhot89

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 172.217.169.14:443 tcp
GB 216.58.212.226:443 tcp
GB 172.217.169.14:443 tcp
US 1.1.1.1:53 fukiyibartiyom2.com udp
US 1.1.1.1:53 malkafali222.com udp
US 1.1.1.1:53 oyunbaimlisi35.com udp
US 1.1.1.1:53 mal1fukizmirli.com udp
US 1.1.1.1:53 malkafaniskm.com udp
RU 193.143.1.4:443 malkafaniskm.com tcp
GB 142.250.180.14:443 tcp
GB 142.250.180.14:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.169.46:443 android.apis.google.com tcp
RU 193.143.1.4:443 malkafaniskm.com tcp
US 1.1.1.1:53 g.tenor.com udp
RU 193.143.1.4:443 malkafaniskm.com tcp
RU 193.143.1.4:443 malkafaniskm.com tcp
RU 193.143.1.4:443 malkafaniskm.com tcp
RU 193.143.1.4:443 malkafaniskm.com tcp

Files

/data/data/com.byhot89/cache/qhapladnqksdgk

MD5 af12ef32b353514d15bec19864614265
SHA1 a79d6ae9c7158328adfd3cfe9b4e534e15ea27f8
SHA256 25d639f60571314cfc3ab6e6763bcbb34c77e3ae1ff1c3b8bdd73eee06d1fe4f
SHA512 f03ca8ddbf0cef6952dbcc4a6821573c1654c42b7c5de2b3357dca3da8e03ef08f6c7b340454b4e22fe01450c0f88d3c67147a1372b57eb5439452d4330a5f64

/data/data/com.byhot89/kl.txt

MD5 1e998e87d3dfdf870decfa1982eabe67
SHA1 f787c2d3d171b67904fd0cd2b2fefb2e0973db19
SHA256 ea4011e6e7a2bf234fe844bdd3fa8c30194c7a0701bb9ab931c73352b310c832
SHA512 bb7a1f2d8dfcfccfdfbd5a36ffc36f1deca99a5db8037efc3220c618c19585ba3e8d25b09b7d46aa17c8e3430772b1718f1f46e705d2378006d2d3501a0a16f2

/data/data/com.byhot89/kl.txt

MD5 ca86a8e12ebe6c2c0057e9c9bb3e8d79
SHA1 525f8b757f1283eaa0744eb0426d5e15f6b75e9a
SHA256 30070ce2edcb97dab1db4d6bf985daa4a822ad84b1b075c0d947e75f3912189e
SHA512 eecd412f461e123cf132ae0296e872dc6411dda47d42a9708034ecb7ca93c69bae6de05aefa7b48aab3f8592a4798a522f4393dcc0efc7b87c3ddf379b9bbab8

/data/data/com.byhot89/kl.txt

MD5 ac2ba96aa04d9979dc222b23761973e2
SHA1 8a26b41aabdd6494cd89e5863005c97c6c77b949
SHA256 dd82597661dbfee2f462a1c4b89852c294075f11a07faa0f74aea768d4ef5f2c
SHA512 dc802bc61121b944e703da7996649581fb75f083dcc247364147bb79aea50d14f5d3a700c5cf52253fc9662c12c68422d510eedf7736392235328aa23c59e776

/data/data/com.byhot89/kl.txt

MD5 c65e213100667a227cb120a068ce40d1
SHA1 8fecb6d15678399c1b87ae18fe0a9f96e99b0083
SHA256 ff2418d8d22d7b52fc1dbcebd425a61e5429c7625dd3fda8c80b5dcf7f02e17c
SHA512 1d1668813f32401fecb8b47e656ec7b485b4fe95f966ff02b8f7252b25995661e6ba06985368d854ec252a2c28313ef923c54960684fd831ae39eaaa74d255a5

/data/data/com.byhot89/kl.txt

MD5 2f18284aafd6c7fe4e45e0fc6bd5503f
SHA1 844eaf2145b469932b3b28883f67e162cb56c191
SHA256 b77d93071d8544f16c5b32ebccccad35a8f65a3dd0428b477819b21664f3acb5
SHA512 8159e6217c7e7eaaea942e7e6c449b99ca014558a0b33930661cdc631e360e7f96740654c38b1f8d5963e03add8c1ad8dd7ea5d180c4cb8c419a60d213aa6e17

/data/data/com.byhot89/cache/oat/qhapladnqksdgk.cur.prof

MD5 2d7d978197bec63e10dadf21fb26469a
SHA1 8350675f86a3c1fc372ec94227bc8d9d0bd4052e
SHA256 37584d2b57db0b56520cb2e5eaf7229ac25ec829a09042726b2edc720d0a31d2
SHA512 485f251b895ea88c2f9c31015205ca77eed4e5328937e4c2416b014c653f6fde2aaa518ae9dc32cc240242415da6ee13be357f8bff395ba96e17b3363af1c342

/data/data/com.byhot89/.qcom.byhot89

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c